1package config
 2
 3import (
 4	"encoding/json"
 5	"os"
 6	"testing"
 7
 8	"github.com/charmbracelet/catwalk/pkg/catwalk"
 9	"github.com/stretchr/testify/require"
10)
11
12type emptyProviderClient struct{}
13
14func (m *emptyProviderClient) GetProviders() ([]catwalk.Provider, error) {
15	return []catwalk.Provider{}, nil
16}
17
18func TestProvider_loadProvidersEmptyResult(t *testing.T) {
19	client := &emptyProviderClient{}
20	tmpPath := t.TempDir() + "/providers.json"
21
22	providers, err := loadProviders(false, client, tmpPath)
23	require.Contains(t, err.Error(), "crush was unable to fetch an updated list of providers")
24	require.Empty(t, providers)
25	require.Len(t, providers, 0)
26
27	// Check that no cache file was created for empty results
28	require.NoFileExists(t, tmpPath, "Cache file should not exist for empty results")
29}
30
31func TestProvider_loadProvidersEmptyCache(t *testing.T) {
32	client := &mockProviderClient{shouldFail: false}
33	tmpPath := t.TempDir() + "/providers.json"
34
35	// Create an empty cache file
36	emptyProviders := []catwalk.Provider{}
37	data, err := json.Marshal(emptyProviders)
38	require.NoError(t, err)
39	require.NoError(t, os.WriteFile(tmpPath, data, 0o644))
40
41	// Should refresh and get real providers instead of using empty cache
42	providers, err := loadProviders(false, client, tmpPath)
43	require.NoError(t, err)
44	require.NotNil(t, providers)
45	require.Len(t, providers, 1)
46	require.Equal(t, "Mock", providers[0].Name)
47}